Hard-to-Find Fastener 014973210588 Hex Head Tapcon Screws, 3/16 x 2-1/4-Inch, 20-Piece Diameter: 3/16 inch Length: 2-1/4 inches Material: Steel Finish: Blue ruspert Head Style: Hex washer (Hex) Diameter: 3/16" Length: 2-1/4 inches Material: Steel Finish: Blue Ruspert Head Style: Hex Washer (Hex)